/* ============================================================
   Anthropic Atlas v0.3 — anthropic.com LP structure homage
   Tokens: Atlas §4 (Geist × BSPK / DESIGN.md)
   Fonts: Inter (Sans=structure) · Newsreader (Serif=expression+body)
          JetBrains Mono (labels/code)
   ============================================================ */

:root {
  /* core */
  --canvas: #faf9f5;
  --ink: #141413;
  --body: #3d3d3a;
  --muted: #6f6e68;
  --hairline: #d1cfc5;
  --hairline-soft: rgba(20, 20, 19, 0.09);
  --surface-card: #e8e6dc;
  --clay: #d97757;
  --clay-pressed: #c6613f;
  --sky: #6a9bcc;

  /* secondary (research/illustration) */
  --oat: #e3dacc;
  --manilla: #ebdbbc;
  --kraft: #d4a27f;
  --olive: #788c5d;
  --cactus: #bcd1ca;
  --heather: #cbcadb;
  --fig: #c46686;
  --coral: #ebcece;

  --section-y: clamp(4rem, 8vw, 5.6875rem); /* ≈91px rhythm */
  --container: 75rem;
  --radius-card: 1.25rem; /* soft cards vs sharp black buttons */

  --sans: "Inter", "Hiragino Sans", "Noto Sans JP", system-ui, sans-serif;
  --serif: "Newsreader", "Hiragino Mincho ProN", "Yu Mincho", Georgia, serif;
  --mono: "JetBrains Mono", ui-monospace, "SF Mono", monospace;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 5.5rem;
}

body {
  margin: 0;
  background: var(--canvas);
  color: var(--body);
  font-family: var(--serif);
  font-size: 1.1875rem;
  line-height: 1.6;
  font-weight: 400;
  text-wrap: pretty;
  word-break: auto-phrase;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--ink);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.22em;
}

a:hover {
  color: var(--clay-pressed);
}

strong {
  font-weight: 500;
  color: var(--ink);
}

code {
  font-family: var(--mono);
  font-size: 0.8em;
  background: var(--surface-card);
  padding: 0.12em 0.4em;
  border-radius: 4px;
}

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 4vw, 3rem);
}

/* ============ Top nav ============ */
.topnav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(250, 249, 245, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--hairline);
}

.topnav-inner {
  display: flex;
  align-items: center;
  gap: 2rem;
  height: 4.25rem;
}

.wordmark {
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
  text-decoration: none;
  color: var(--ink);
  font-family: var(--sans);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: -0.03em;
  white-space: nowrap;
}

.wordmark .slash {
  color: var(--clay);
  font-weight: 400;
}

.wordmark:hover {
  color: var(--ink);
}

.topnav-links {
  display: flex;
  gap: 1.5rem;
  margin-left: auto;
  overflow-x: auto;
  scrollbar-width: none;
}

.topnav-links::-webkit-scrollbar {
  display: none;
}

.topnav-links a {
  font-family: var(--sans);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--body);
  text-decoration: none;
  white-space: nowrap;
  padding: 0.35rem 0;
  border-bottom: 2px solid transparent;
}

.topnav-links a:hover,
.topnav-links a.active {
  color: var(--ink);
  border-bottom-color: var(--clay);
}

.topnav .btn-primary {
  margin-left: 1rem;
  padding: 0.6rem 1.1rem;
  font-size: 0.95rem;
}

/* ============ Buttons ============ */
.btn-primary {
  display: inline-block;
  font-family: var(--serif);
  font-size: 1.125rem;
  font-weight: 400;
  color: var(--canvas);
  background: var(--ink);
  border: 1px solid var(--ink);
  border-radius: 0; /* intentional right angle */
  padding: 0.9rem 1.6rem;
  text-decoration: none;
  cursor: pointer;
  transition: background 0.15s ease;
  white-space: nowrap;
}

.btn-primary:hover {
  background: #2b2b29;
  color: var(--canvas);
}

.btn-ghost {
  display: inline-block;
  font-family: var(--serif);
  font-size: 1.125rem;
  color: var(--ink);
  background: transparent;
  border: 1px solid var(--ink);
  border-radius: 0;
  padding: 0.9rem 1.6rem;
  text-decoration: none;
  white-space: nowrap;
}

.btn-ghost:hover {
  background: var(--surface-card);
  color: var(--ink);
}

.text-link {
  font-family: var(--serif);
  font-size: 1.05rem;
  color: var(--ink);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.25em;
}

/* ============ Hero ============ */
.hero {
  padding: var(--section-y) 0 calc(var(--section-y) * 0.9);
  border-bottom: 1px solid var(--hairline);
  position: relative;
  overflow: hidden;
}

.hero-eyebrow {
  font-family: var(--sans);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 1.75rem;
}

.hero h1 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(2.75rem, 7.2vw, 6rem);
  line-height: 1.04;
  letter-spacing: 0.005em;
  color: var(--ink);
  margin: 0 0 1.75rem;
  max-width: 18em;
}

.hero-sub {
  font-family: var(--serif);
  font-size: clamp(1.2rem, 2vw, 1.5rem);
  line-height: 1.5;
  max-width: 34em;
  margin: 0 0 2.25rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  align-items: center;
}

.hero-meta {
  margin-top: 2.5rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.03em;
  color: var(--muted);
}

.hero-figure {
  margin-top: 2.75rem;
}

.hero-doodle {
  position: absolute;
  right: clamp(-4rem, 2vw, 4rem);
  bottom: -2rem;
  width: min(340px, 30vw);
  opacity: 0.5;
  pointer-events: none;
}

/* ============ Release cards (Latest releases) ============ */
.releases {
  padding: var(--section-y) 0;
  border-bottom: 1px solid var(--hairline);
}

.section-kicker {
  font-family: var(--sans);
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin: 0 0 2rem;
}

.release-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(19rem, 1fr));
  gap: 1.25rem;
}

.release-card {
  background: var(--surface-card);
  border-radius: var(--radius-card);
  padding: 1.9rem 1.75rem 1.6rem;
  display: flex;
  flex-direction: column;
}

.release-card.oat { background: var(--oat); }
.release-card.manilla { background: var(--manilla); }
.release-card.cactus { background: var(--cactus); }
.release-card.heather { background: var(--heather); }
.release-card.coral { background: var(--coral); }

.release-card h3 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 1.75rem;
  line-height: 1.2;
  color: var(--ink);
  margin: 0 0 0.75rem;
}

.release-card p {
  font-family: var(--serif);
  font-size: 1.02rem;
  line-height: 1.55;
  margin: 0 0 1.5rem;
  flex-grow: 1;
}

.release-meta {
  border-top: 1px solid var(--hairline-soft);
}

.release-meta .row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--hairline-soft);
  font-size: 0.95rem;
}

.release-meta .k {
  font-family: var(--sans);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--muted);
  padding-top: 0.2rem;
}

.release-meta .v {
  font-family: var(--serif);
  color: var(--ink);
  text-align: right;
}

.release-card .btn-primary {
  margin-top: 1.4rem;
  align-self: flex-start;
  font-size: 1rem;
  padding: 0.75rem 1.3rem;
}

/* ============ Narrative reading layer ============ */
.prologue {
  padding: calc(var(--section-y) * 0.9) 0;
  border-bottom: 1px solid var(--hairline);
  background:
    linear-gradient(90deg, rgba(212, 162, 127, 0.12), transparent 34%, rgba(188, 209, 202, 0.13)),
    #f4f2ea;
}

.prologue-inner {
  display: grid;
  grid-template-columns: minmax(10rem, 0.34fr) minmax(0, 1fr);
  gap: clamp(2rem, 6vw, 5rem);
  align-items: start;
}

.prologue-kicker {
  position: sticky;
  top: 6rem;
  display: grid;
  gap: 0.45rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--clay-pressed);
}

.prologue-kicker span:last-child {
  font-family: var(--serif);
  font-size: clamp(1.65rem, 3vw, 2.6rem);
  letter-spacing: 0;
  text-transform: none;
  color: var(--ink);
}

.prologue-copy {
  max-width: 48rem;
}

.prologue-copy p {
  margin: 0 0 1.25rem;
  font-size: clamp(1.18rem, 1.7vw, 1.42rem);
  line-height: 1.72;
}

.dropcap::first-letter {
  float: left;
  padding: 0.12em 0.12em 0 0;
  font-family: var(--serif);
  font-size: 4.9em;
  line-height: 0.78;
  color: var(--ink);
}

.reading-route {
  padding: var(--section-y) 0;
  border-bottom: 1px solid var(--hairline);
  background: var(--canvas);
}

.act-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  border: 1px solid var(--hairline);
  background: var(--hairline);
  gap: 1px;
}

.act-card {
  min-width: 0;
  min-height: 23rem;
  display: flex;
  flex-direction: column;
  padding: 1.2rem 1.05rem;
  background: var(--canvas);
  color: var(--body);
  text-decoration: none;
}

.act-card:nth-child(2) { background: var(--surface-card); }
.act-card:nth-child(3) { background: var(--oat); }
.act-card:nth-child(4) { background: var(--cactus); }
.act-card.terminal { background: var(--ink); color: rgba(250, 249, 245, 0.76); }

.act-card:hover {
  color: var(--body);
  background: #f1eee4;
}

.act-card.terminal:hover {
  color: rgba(250, 249, 245, 0.8);
  background: #242421;
}

.act-num {
  display: block;
  margin-bottom: auto;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--clay-pressed);
}

.act-card.terminal .act-num {
  color: var(--clay);
}

.act-card h3 {
  margin: 4rem 0 0.85rem;
  font-family: var(--serif);
  font-size: clamp(1.35rem, 2vw, 1.65rem);
  font-weight: 400;
  line-height: 1.18;
  color: var(--ink);
}

.act-card.terminal h3 {
  color: var(--canvas);
}

.act-card p {
  margin: 0 0 1.4rem;
  font-family: var(--serif);
  font-size: 1rem;
  line-height: 1.58;
}

.act-link {
  margin-top: auto;
  font-family: var(--sans);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--ink);
}

.act-card.terminal .act-link {
  color: var(--canvas);
}

.chapter-bridge {
  padding: clamp(2.4rem, 5vw, 4.2rem) 0;
  border-bottom: 1px solid var(--hairline);
  background:
    linear-gradient(90deg, transparent, rgba(217, 119, 87, 0.055) 50%, transparent),
    var(--canvas);
}

.chapter-bridge-inner {
  display: grid;
  grid-template-columns: minmax(8rem, 0.32fr) minmax(0, 0.76fr) minmax(0, 1fr);
  gap: clamp(1.25rem, 4vw, 3rem);
  align-items: baseline;
}

.bridge-label {
  margin: 0;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--clay-pressed);
}

.bridge-title {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(1.5rem, 2.7vw, 2.2rem);
  line-height: 1.18;
  color: var(--ink);
}

.chapter-bridge p:last-child {
  margin: 0;
  max-width: 38rem;
  font-size: 1.05rem;
  line-height: 1.65;
}

/* ============ Atlas figures ============ */
.atlas-figure {
  margin: 2rem 0 2.5rem;
  border: 1px solid var(--hairline);
  background:
    linear-gradient(180deg, rgba(250, 249, 245, 0.94), rgba(244, 242, 234, 0.98)),
    var(--canvas);
  overflow: hidden;
}

.atlas-figure.wide {
  margin: 0 0 2.5rem;
}

.atlas-figure img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  background: var(--canvas);
}

.atlas-figure.official-visual {
  background: var(--canvas);
}

.atlas-figure.official-visual img {
  object-fit: cover;
  background: #faf9f5;
}

.atlas-figure figcaption {
  display: grid;
  grid-template-columns: minmax(9rem, 0.65fr) minmax(0, 1.2fr) minmax(0, 1.5fr);
  gap: 1rem;
  align-items: baseline;
  padding: 1rem 1.1rem;
  border-top: 1px solid var(--hairline);
}

.atlas-figure figcaption strong {
  display: block;
  font-family: var(--serif);
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  font-weight: 400;
  line-height: 1.35;
}

.atlas-figure figcaption span:last-child {
  font-family: var(--sans);
  font-size: 0.82rem;
  line-height: 1.55;
  color: var(--muted);
}

.fig-kicker {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--clay-pressed);
}

/* ============ Visual index ============ */
.visual-index {
  padding: var(--section-y) 0;
  border-bottom: 1px solid var(--hairline);
  background:
    linear-gradient(90deg, rgba(217, 119, 87, 0.055), transparent 24%, transparent 76%, rgba(188, 209, 202, 0.12)),
    var(--canvas);
}

.section-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(18rem, 0.55fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: end;
  margin-bottom: 2rem;
}

.section-row h2 {
  margin: 0.4rem 0 0;
  font-family: var(--serif);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 400;
  line-height: 1.08;
  color: var(--ink);
}

.section-row p:last-child {
  margin: 0;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--body);
}

.visual-index-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 1px;
  background: var(--hairline);
  border: 1px solid var(--hairline);
  overflow: hidden;
}

.visual-index-grid a {
  min-width: 0;
  background: var(--canvas);
  color: var(--ink);
  text-decoration: none;
}

.visual-index-grid a:hover {
  background: var(--surface-card);
}

.visual-index-grid img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  filter: saturate(0.92) contrast(0.98);
}

.visual-index-grid span {
  display: block;
  min-height: 5.7rem;
  padding: 0.95rem;
  font-family: var(--sans);
  font-size: 0.78rem;
  line-height: 1.45;
  color: var(--muted);
  border-top: 1px solid var(--hairline);
}

.visual-index-grid b {
  display: block;
  margin-bottom: 0.25rem;
  font-family: var(--serif);
  font-size: 1.05rem;
  font-weight: 400;
  color: var(--ink);
}

/* ============ Mission statement ============ */
.mission {
  padding: calc(var(--section-y) * 1.1) 0;
  border-bottom: 1px solid var(--hairline);
}

.mission blockquote {
  margin: 0;
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(1.9rem, 4.6vw, 3.6rem);
  line-height: 1.18;
  color: var(--ink);
  max-width: 22em;
}

.mission .mission-note {
  margin-top: 1.75rem;
  font-size: 1.1rem;
  color: var(--body);
  max-width: 40em;
}

/* featured link list (anthropic.com style) */
.featured-list {
  margin-top: 3.5rem;
  border-top: 1px solid var(--hairline);
}

.featured-list a {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 2rem;
  padding: 1.15rem 0.25rem;
  border-bottom: 1px solid var(--hairline);
  text-decoration: none;
}

.featured-list a:hover {
  background: rgba(232, 230, 220, 0.5);
}

.featured-list .t {
  font-family: var(--serif);
  font-size: clamp(1.15rem, 2vw, 1.45rem);
  color: var(--ink);
}

.featured-list .c {
  font-family: var(--sans);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--muted);
  white-space: nowrap;
}

/* ============ Chapters ============ */
.chapter {
  padding: var(--section-y) 0;
  border-bottom: 1px solid var(--hairline);
}

.chapter.tint {
  background: #f4f2ea;
}

.chapter-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1rem;
  margin-bottom: 2.75rem;
  max-width: 52rem;
}

.eyebrow {
  font-family: var(--sans);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--clay-pressed);
  margin: 0;
}

.chapter h2 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(2.1rem, 4.4vw, 3.4rem);
  line-height: 1.1;
  color: var(--ink);
  margin: 0;
}

.chapter .lede {
  font-family: var(--serif);
  font-size: clamp(1.15rem, 1.8vw, 1.35rem);
  line-height: 1.55;
  margin: 0;
  max-width: 40em;
}

.chapter h3 {
  font-family: var(--sans);
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin: 2.75rem 0 1rem;
}

.chapter h4 {
  font-family: var(--sans);
  font-size: 1rem;
  font-weight: 600;
  color: var(--ink);
  margin: 1.75rem 0 0.5rem;
}

.chapter p,
.chapter li {
  font-size: 1.1rem;
  line-height: 1.62;
}

.chapter p {
  margin: 0 0 1rem;
  max-width: 44em;
}

.chapter ul,
.chapter ol {
  padding-left: 1.3rem;
  margin: 0 0 1.25rem;
  max-width: 44em;
}

.chapter li {
  margin-bottom: 0.45rem;
}

.manufacturing-map {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  margin: 1.4rem 0 2rem;
  border: 1px solid var(--hairline);
  background: var(--hairline);
}

.m-step {
  position: relative;
  min-height: 12rem;
  padding: 1.3rem 1.15rem 1.15rem;
  background:
    radial-gradient(circle at 88% 18%, rgba(217, 119, 87, 0.16), transparent 20%),
    var(--canvas);
}

.m-step::after {
  content: "";
  position: absolute;
  top: 50%;
  right: -0.78rem;
  z-index: 1;
  width: 1.35rem;
  height: 1px;
  background: var(--clay);
}

.m-step::before {
  content: "";
  position: absolute;
  top: calc(50% - 0.22rem);
  right: -0.82rem;
  z-index: 2;
  width: 0.45rem;
  height: 0.45rem;
  border-top: 1px solid var(--clay);
  border-right: 1px solid var(--clay);
  transform: rotate(45deg);
  background: transparent;
}

.m-step.terminal::before,
.m-step.terminal::after {
  display: none;
}

.m-step.terminal {
  background:
    radial-gradient(circle at 86% 18%, rgba(217, 119, 87, 0.2), transparent 23%),
    var(--ink);
  color: var(--canvas);
}

.m-num {
  display: block;
  margin-bottom: 2rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--clay-pressed);
}

.m-step.terminal .m-num {
  color: var(--clay);
}

.m-step h4 {
  margin: 0 0 0.55rem;
  font-family: var(--sans);
  font-size: clamp(1rem, 1.4vw, 1.18rem);
  font-weight: 600;
}

.m-step.terminal h4 {
  color: var(--canvas);
}

.m-step p {
  margin: 0;
  font-family: var(--serif);
  font-size: 1rem;
  line-height: 1.5;
  color: var(--body);
}

.m-step.terminal p {
  color: rgba(250, 249, 245, 0.72);
}

/* two-column prose + aside */
.split {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: clamp(2rem, 4vw, 4rem);
  align-items: start;
}

.split > aside {
  position: sticky;
  top: 6rem;
}

/* quote band */
.quote-band {
  margin: 3rem 0;
  padding: 2.5rem 0;
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}

.quote-band blockquote {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  line-height: 1.3;
  color: var(--ink);
  max-width: 26em;
}

.quote-band cite {
  display: block;
  margin-top: 1rem;
  font-family: var(--sans);
  font-style: normal;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--muted);
}

/* tables — editorial hairline style */
.table-wrap {
  overflow-x: auto;
  margin: 1.5rem 0 2rem;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--serif);
  font-size: 1rem;
}

th,
td {
  text-align: left;
  padding: 0.8rem 1rem 0.8rem 0;
  border-bottom: 1px solid var(--hairline);
  vertical-align: top;
  line-height: 1.5;
}

th {
  font-family: var(--sans);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  border-bottom-color: var(--ink);
}

td:first-child {
  font-family: var(--sans);
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--ink);
  white-space: nowrap;
}

table.loose td:first-child {
  white-space: normal;
}

/* principle / stat cards */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr));
  gap: 1.1rem;
  margin: 1.75rem 0 2.25rem;
}

.p-card {
  background: var(--surface-card);
  border-radius: var(--radius-card);
  padding: 1.5rem 1.4rem;
}

.p-card.oat { background: var(--oat); }
.p-card.cactus { background: var(--cactus); }
.p-card.heather { background: var(--heather); }
.p-card.manilla { background: var(--manilla); }
.p-card.coral { background: var(--coral); }

.p-card h4 {
  font-family: var(--sans);
  font-size: 1rem;
  font-weight: 600;
  color: var(--ink);
  margin: 0 0 0.45rem;
}

.p-card p {
  font-family: var(--serif);
  font-size: 0.98rem;
  line-height: 1.55;
  margin: 0;
}

/* big stat */
.stat-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr));
  gap: 1px;
  background: var(--hairline);
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
  margin: 2rem 0;
}

.stat {
  background: var(--canvas);
  padding: 1.75rem 1.25rem;
}

.stat .n {
  font-family: var(--serif);
  font-size: clamp(2rem, 3.6vw, 3rem);
  line-height: 1;
  color: var(--ink);
  display: block;
  margin-bottom: 0.5rem;
}

.stat .l {
  font-family: var(--sans);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--muted);
  line-height: 1.4;
}

/* color swatches */
.swatch-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(8.5rem, 1fr));
  gap: 1rem;
  margin: 1.75rem 0 2.25rem;
}

.swatch .chip {
  height: 4.5rem;
  border-radius: 0.75rem;
  border: 1px solid var(--hairline);
  margin-bottom: 0.5rem;
}

.swatch .name {
  font-family: var(--sans);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--ink);
}

.swatch .hex {
  font-family: var(--mono);
  font-size: 0.68rem;
  color: var(--muted);
}

/* typography specimen */
.type-specimen {
  border-top: 1px solid var(--hairline);
  margin: 1.5rem 0 2rem;
}

.type-specimen .row {
  display: grid;
  grid-template-columns: 11rem minmax(0, 1fr);
  gap: 1.5rem;
  align-items: baseline;
  padding: 1.4rem 0;
  border-bottom: 1px solid var(--hairline);
}

.type-specimen .label {
  font-family: var(--mono);
  font-size: 0.68rem;
  color: var(--muted);
  line-height: 1.6;
}

.spec-display-serif {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(2.4rem, 5.5vw, 4.5rem);
  line-height: 1.05;
  color: var(--ink);
}

.spec-display-sans {
  font-family: var(--sans);
  font-weight: 700;
  font-size: clamp(1.9rem, 4vw, 3.2rem);
  letter-spacing: -0.03em;
  line-height: 1.08;
  color: var(--ink);
}

.spec-title {
  font-family: var(--sans);
  font-weight: 600;
  font-size: 1.4rem;
  color: var(--ink);
}

.spec-body {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 1.4rem;
  line-height: 1.5;
  color: var(--body);
}

.spec-mono {
  font-family: var(--mono);
  font-size: 0.95rem;
  color: var(--body);
}

/* do / don't */
.dodont {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(18rem, 1fr));
  gap: 1.25rem;
  margin: 1.75rem 0 2rem;
}

.dodont .col {
  border-radius: var(--radius-card);
  padding: 1.75rem 1.6rem;
}

.dodont .do { background: var(--cactus); }
.dodont .dont { background: var(--coral); }

.dodont h4 {
  margin: 0 0 1rem;
  font-family: var(--sans);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink);
}

.dodont ul {
  margin: 0;
  padding-left: 1.2rem;
}

.dodont li {
  font-size: 1rem;
  margin-bottom: 0.5rem;
}

/* voices — quote cards */
.voice-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(19rem, 1fr));
  gap: 1.25rem;
  margin: 2rem 0;
}

.voice {
  background: var(--canvas);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-card);
  padding: 1.75rem 1.6rem 1.4rem;
  display: flex;
  flex-direction: column;
}

.voice.critic {
  background: var(--surface-card);
}

.voice blockquote {
  margin: 0 0 1.25rem;
  font-family: var(--serif);
  font-size: 1.2rem;
  line-height: 1.42;
  color: var(--ink);
  flex-grow: 1;
}

.voice .who {
  border-top: 1px solid var(--hairline-soft);
  padding-top: 0.85rem;
  font-family: var(--sans);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--ink);
}

.voice .role {
  font-family: var(--sans);
  font-size: 0.75rem;
  font-weight: 400;
  color: var(--muted);
  display: block;
  margin-top: 0.15rem;
}

/* timeline */
.timeline {
  border-top: 1px solid var(--hairline);
  margin: 1.5rem 0 2rem;
}

.timeline .tl-row {
  display: grid;
  grid-template-columns: 8rem minmax(0, 1fr);
  gap: 1.5rem;
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--hairline);
}

.timeline .when {
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--clay-pressed);
  padding-top: 0.3rem;
}

.timeline .what {
  font-family: var(--serif);
  font-size: 1.08rem;
  line-height: 1.55;
}

.timeline .what strong {
  display: block;
  font-family: var(--sans);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.2rem;
}

/* people index */
.people-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(15rem, 1fr));
  gap: 1.1rem;
  margin: 2rem 0;
}

.person {
  border: 1px solid var(--hairline);
  border-radius: var(--radius-card);
  padding: 1.4rem 1.3rem;
  background: var(--canvas);
}

.person h4 {
  margin: 0 0 0.3rem;
  font-family: var(--sans);
  font-size: 1rem;
  font-weight: 600;
}

.person .role {
  font-family: var(--sans);
  font-size: 0.75rem;
  color: var(--muted);
  display: block;
  margin-bottom: 0.6rem;
}

.person p {
  font-size: 0.95rem;
  line-height: 1.5;
  margin: 0;
}

.person .more {
  display: inline-block;
  margin-top: 0.7rem;
  font-family: var(--sans);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--clay-pressed);
  text-decoration: none;
}

.person .more:hover {
  text-decoration: underline;
}

/* ============ Profile pages (people/) ============ */
.profile-hero {
  padding: calc(var(--section-y) * 0.85) 0;
  border-bottom: 1px solid var(--hairline);
}

.profile-hero .eyebrow {
  margin-bottom: 1.1rem;
  display: block;
}

.profile-hero h1 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(2.75rem, 7vw, 5rem);
  line-height: 1.05;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin: 0 0 1rem;
}

.profile-hero .role-line {
  font-family: var(--sans);
  font-size: 1rem;
  font-weight: 500;
  color: var(--clay-pressed);
  margin: 0 0 1.5rem;
}

.profile-hero .lede {
  font-family: var(--serif);
  font-size: clamp(1.15rem, 1.8vw, 1.35rem);
  line-height: 1.55;
  margin: 0;
  max-width: 40em;
}

.pager {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--hairline);
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}

.pager a {
  background: var(--canvas);
  padding: 1.75rem 1.5rem;
  text-decoration: none;
  display: block;
}

.pager a:hover {
  background: var(--surface-card);
}

.pager .dir {
  font-family: var(--sans);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  display: block;
  margin-bottom: 0.4rem;
}

.pager .name {
  font-family: var(--serif);
  font-size: 1.35rem;
  color: var(--ink);
}

.pager a.next {
  text-align: right;
}

/* diagram (mermaid) */
.diagram {
  margin: 2rem 0;
  padding: 2rem 1.5rem;
  background: var(--surface-card);
  border-radius: var(--radius-card);
  overflow-x: auto;
}

.diagram .mermaid {
  display: flex;
  justify-content: center;
}

/* funnel */
.funnel {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 26rem;
  margin: 2rem 0;
}

.funnel .step {
  padding: 1rem 1.4rem;
  border: 1px solid var(--hairline);
  border-bottom: none;
  background: var(--canvas);
  font-family: var(--sans);
  font-size: 1rem;
  font-weight: 600;
  color: var(--ink);
}

.funnel .step:first-child {
  border-radius: var(--radius-card) var(--radius-card) 0 0;
}

.funnel .step:last-child {
  border-bottom: 1px solid var(--hairline);
  border-radius: 0 0 var(--radius-card) var(--radius-card);
  background: var(--ink);
  color: var(--canvas);
}

.funnel .step span {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 0.9rem;
  color: var(--muted);
  display: block;
  margin-top: 0.15rem;
}

.funnel .step:last-child span {
  color: rgba(250, 249, 245, 0.7);
}

/* source note */
.source-note {
  margin-top: 2.5rem;
  padding-top: 1.1rem;
  border-top: 1px solid var(--hairline);
  font-family: var(--mono);
  font-size: 0.7rem;
  line-height: 1.8;
  color: var(--muted);
  max-width: none;
}

.source-note a {
  color: var(--muted);
}

/* appendix details */
details {
  border-top: 1px solid var(--hairline);
  padding: 1.1rem 0;
}

details:last-of-type {
  border-bottom: 1px solid var(--hairline);
}

summary {
  font-family: var(--sans);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

summary::after {
  content: "+";
  font-family: var(--serif);
  font-size: 1.5rem;
  color: var(--clay);
}

details[open] summary::after {
  content: "−";
}

details > *:not(summary) {
  margin-top: 1rem;
}

/* ============ Footer — the only dark surface ============ */
.site-footer {
  background: var(--ink);
  color: rgba(250, 249, 245, 0.66);
  padding: var(--section-y) 0 3rem;
}

.site-footer a {
  color: rgba(250, 249, 245, 0.8);
  text-decoration: none;
}

.site-footer a:hover {
  color: var(--canvas);
  text-decoration: underline;
}

.footer-top {
  display: grid;
  grid-template-columns: minmax(0, 5fr) repeat(3, minmax(0, 2.3fr));
  gap: 2.5rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}

.footer-brand {
  font-family: var(--sans);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--canvas);
  margin: 0 0 0.75rem;
}

.footer-brand .slash {
  color: var(--clay);
  font-weight: 400;
}

.footer-tag {
  font-family: var(--serif);
  font-size: 1rem;
  line-height: 1.6;
  margin: 0;
  max-width: 24em;
}

.footer-col h5 {
  font-family: var(--sans);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(250, 249, 245, 0.45);
  margin: 0 0 1rem;
}

.footer-col ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-col li {
  margin-bottom: 0.6rem;
  font-family: var(--sans);
  font-size: 0.9rem;
}

.footer-legal {
  padding-top: 1.75rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  font-family: var(--mono);
  font-size: 0.68rem;
  color: rgba(250, 249, 245, 0.4);
}

/* ============ Responsive ============ */
@media (max-width: 1024px) {
  .split {
    grid-template-columns: 1fr;
  }

  .split > aside {
    position: static;
  }

  .footer-top {
    grid-template-columns: 1fr 1fr;
  }

  .section-row {
    grid-template-columns: 1fr;
    align-items: start;
  }

  .prologue-inner,
  .chapter-bridge-inner {
    grid-template-columns: 1fr;
  }

  .prologue-kicker {
    position: static;
  }

  .act-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .act-card {
    min-height: 18rem;
  }

  .act-card.terminal {
    grid-column: 1 / -1;
  }

  .manufacturing-map {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .m-step:nth-child(2)::before,
  .m-step:nth-child(2)::after {
    display: none;
  }

  .atlas-figure figcaption {
    grid-template-columns: 1fr;
    gap: 0.35rem;
  }
}

@media (max-width: 720px) {
  .topnav-links {
    display: none;
  }

  .hero-doodle {
    display: none;
  }

  .hero-figure {
    margin-top: 2rem;
  }

  .prologue-copy p {
    font-size: 1.12rem;
  }

  .dropcap::first-letter {
    font-size: 3.8em;
  }

  .act-grid {
    grid-template-columns: 1fr;
  }

  .act-card,
  .act-card.terminal {
    min-height: auto;
    grid-column: auto;
  }

  .act-card h3 {
    margin-top: 2.5rem;
  }

  .chapter-bridge {
    padding: 2.2rem 0;
  }

  .visual-index-grid {
    grid-template-columns: repeat(6, 13rem);
    overflow-x: auto;
    margin-left: calc(clamp(1.25rem, 4vw, 3rem) * -1);
    margin-right: calc(clamp(1.25rem, 4vw, 3rem) * -1);
    border-left: 0;
    border-right: 0;
  }

  .manufacturing-map {
    grid-template-columns: 1fr;
  }

  .m-step {
    min-height: auto;
  }

  .m-step::before,
  .m-step::after {
    display: none;
  }

  .type-specimen .row {
    grid-template-columns: 1fr;
    gap: 0.4rem;
  }

  .timeline .tl-row {
    grid-template-columns: 1fr;
    gap: 0.25rem;
  }

  .footer-top {
    grid-template-columns: 1fr;
  }
}

@media print {
  .topnav,
  .hero-actions {
    display: none;
  }
}

/* ============================================================
   Editorial reading overhaul — Ark Journal inspired longread
   ============================================================ */
:root {
  --canvas: #f7f3ea;
  --surface-card: #eee8dc;
  --oat: #e9dfcf;
  --manilla: #ead9bd;
  --cactus: #c8d7cf;
  --heather: #d9d6e4;
  --coral: #ead0c9;
  --hairline: #c9c1b3;
  --hairline-soft: rgba(20, 20, 19, 0.12);
  --body: #33322f;
  --muted: #77716a;
  --section-y: clamp(4.8rem, 8.5vw, 7rem);
  --container: 86rem;
  --radius-card: 0.25rem;
}

html {
  scroll-padding-top: 4.8rem;
}

body {
  background:
    linear-gradient(90deg, rgba(20, 20, 19, 0.035) 1px, transparent 1px) 0 0 / 25% 100%,
    var(--canvas);
  font-size: 1.0625rem;
  line-height: 1.78;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: 0.28;
  background-image:
    radial-gradient(circle at 20% 10%, rgba(217, 119, 87, 0.08), transparent 24rem),
    radial-gradient(circle at 80% 30%, rgba(120, 140, 93, 0.08), transparent 28rem);
}

.container {
  max-width: var(--container);
}

.topnav {
  background: rgba(247, 243, 234, 0.9);
}

.nav-toggle {
  display: none;
  width: 2.65rem;
  height: 2.65rem;
  place-items: center;
  border: 1px solid var(--ink);
  background: var(--ink);
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 1.05rem;
  height: 1px;
  margin: 0.2rem auto;
  background: var(--canvas);
  transition: transform 0.16s ease, opacity 0.16s ease;
}

.menu-open .nav-toggle span:nth-child(1) {
  transform: translateY(5px) rotate(45deg);
}

.menu-open .nav-toggle span:nth-child(2) {
  opacity: 0;
}

.menu-open .nav-toggle span:nth-child(3) {
  transform: translateY(-5px) rotate(-45deg);
}

.mobile-menu {
  display: none;
}

.reading-progress {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 2px;
  background: transparent;
}

.reading-progress span {
  display: block;
  width: 0;
  height: 100%;
  background: var(--clay);
  transition: width 0.08s linear;
}

.topnav-inner {
  height: 3.85rem;
  gap: 1.5rem;
}

.topnav-links {
  gap: 1.15rem;
}

.topnav-links a {
  font-size: 0.77rem;
  letter-spacing: 0.02em;
}

.topnav .btn-primary {
  padding: 0.48rem 0.82rem;
  font-size: 0.82rem;
}

.wordmark {
  font-size: 1rem;
  letter-spacing: 0;
}

.hero {
  padding: clamp(3rem, 6vw, 5rem) 0 clamp(3.4rem, 6vw, 5.4rem);
  min-height: auto;
  display: grid;
  align-items: center;
  background:
    linear-gradient(90deg, rgba(247, 243, 234, 0.94), rgba(247, 243, 234, 0.72)),
    var(--canvas);
}

.hero .container {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(18rem, 0.52fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
}

.hero-eyebrow,
.hero h1,
.hero-sub,
.hero-actions,
.hero-meta {
  grid-column: 1;
}

.hero-eyebrow {
  margin-bottom: 1.25rem;
  color: var(--clay-pressed);
}

.hero h1 {
  max-width: 12em;
  margin-bottom: 1.45rem;
  font-size: clamp(2.75rem, 5.85vw, 5.05rem);
  line-height: 1.05;
  letter-spacing: 0;
}

.hero-sub {
  max-width: 30.5em;
  margin-bottom: 1.65rem;
  font-size: clamp(1.08rem, 1.5vw, 1.34rem);
  line-height: 1.72;
}

.hero-meta {
  margin-top: 1.4rem;
  font-size: 0.68rem;
}

.hero-figure {
  grid-column: 2;
  grid-row: 1 / span 5;
  align-self: stretch;
  margin: 0;
  min-height: clamp(22rem, 52vh, 35rem);
  border: 0;
  background: transparent;
}

.hero-figure img {
  height: 100%;
  aspect-ratio: auto;
  object-fit: cover;
  object-position: center bottom;
  filter: saturate(0.9) contrast(1.02);
}

.hero-figure figcaption {
  grid-template-columns: 1fr;
  gap: 0.25rem;
  padding: 0.9rem 0 0;
  border-top: 0;
  background: var(--canvas);
}

.hero-figure figcaption span:last-child {
  max-width: 30em;
}

.prologue {
  padding: clamp(3rem, 5vw, 4.6rem) 0;
  background: #eee7da;
}

.prologue-inner {
  grid-template-columns: minmax(9rem, 0.24fr) minmax(0, 0.92fr);
  gap: clamp(1.5rem, 5vw, 6rem);
}

.prologue-kicker {
  top: 5.2rem;
}

.prologue-kicker span:last-child {
  font-size: clamp(1.2rem, 2.2vw, 1.8rem);
}

.prologue-copy {
  max-width: 43rem;
}

.prologue-copy p {
  margin-bottom: 1rem;
  font-size: clamp(1.12rem, 1.45vw, 1.28rem);
  line-height: 1.82;
}

.dropcap::first-letter {
  float: none;
  padding: 0;
  font-size: inherit;
  line-height: inherit;
}

.reading-route {
  padding: clamp(3.5rem, 6vw, 5.6rem) 0;
}

.section-row {
  grid-template-columns: minmax(0, 0.82fr) minmax(18rem, 0.48fr);
  margin-bottom: clamp(2rem, 4vw, 3.6rem);
}

.section-row h2 {
  max-width: 11em;
  font-size: clamp(2.25rem, 5vw, 4rem);
  line-height: 0.98;
}

.section-row p:last-child {
  max-width: 30em;
  font-size: 0.98rem;
  line-height: 1.75;
}

.act-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border: 0;
  border-top: 1px solid var(--ink);
  background: transparent;
}

.act-card,
.act-card.terminal {
  min-height: auto;
  display: grid;
  grid-template-columns: minmax(5rem, 0.16fr) minmax(0, 0.72fr) minmax(12rem, 0.42fr) minmax(5rem, 0.16fr);
  gap: clamp(1rem, 3vw, 2.5rem);
  align-items: baseline;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--hairline);
  background: transparent;
  color: var(--body);
}

.act-card:nth-child(2),
.act-card:nth-child(3),
.act-card:nth-child(4),
.act-card.terminal {
  background: transparent;
}

.act-card:hover,
.act-card.terminal:hover {
  background: rgba(232, 230, 220, 0.45);
  color: var(--body);
}

.act-num {
  margin: 0;
}

.act-card h3 {
  margin: 0;
  font-size: clamp(1.35rem, 2vw, 2rem);
  line-height: 1.14;
}

.act-card.terminal h3 {
  color: var(--ink);
}

.act-card p {
  margin: 0;
  max-width: 30em;
  font-size: 0.98rem;
  line-height: 1.65;
}

.act-link,
.act-card.terminal .act-link {
  margin: 0;
  justify-self: end;
  color: var(--clay-pressed);
}

.visual-index {
  padding: clamp(3.8rem, 6vw, 5.8rem) 0;
  background: var(--canvas);
}

.visual-index-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(1.1rem, 2vw, 1.65rem);
  border: 0;
  background: transparent;
  overflow: visible;
}

.visual-index-grid a {
  background: transparent;
  border-top: 1px solid var(--hairline);
  padding-top: 0.85rem;
}

.visual-index-grid a:first-child {
  grid-column: span 2;
}

.visual-index-grid a:hover {
  background: transparent;
}

.visual-index-grid img {
  aspect-ratio: 4 / 3;
  filter: saturate(0.88) contrast(1.02);
}

.visual-index-grid a:first-child img {
  aspect-ratio: 16 / 9;
}

.visual-index-grid span {
  min-height: auto;
  padding: 0.75rem 0 0;
  border-top: 0;
  font-size: 0.78rem;
}

.visual-index-grid b {
  font-size: 1.14rem;
}

/* ============ Studio-style visual story ============ */
.visual-story {
  padding: clamp(2.2rem, 4.6vw, 4rem) 0;
  background:
    linear-gradient(90deg, rgba(20, 20, 19, 0.88), rgba(20, 20, 19, 0.78)),
    var(--ink);
  color: rgba(247, 243, 234, 0.72);
  border-bottom: 1px solid rgba(247, 243, 234, 0.16);
}

.visual-story-shell {
  width: min(100%, 96rem);
  margin: 0 auto;
  padding: 0 clamp(1rem, 3vw, 2.5rem);
}

.visual-story-head {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(18rem, 0.42fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: end;
  margin-bottom: clamp(1.2rem, 3vw, 2.1rem);
}

.visual-story-head .eyebrow {
  grid-column: 1;
  color: var(--clay);
}

.visual-story-head h2 {
  grid-column: 1;
  margin: 0.35rem 0 0;
  max-width: 12em;
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(2.2rem, 4.8vw, 4.25rem);
  line-height: 1;
  color: var(--canvas);
}

.visual-story-head p:last-child {
  grid-column: 2;
  grid-row: 1 / span 2;
  margin: 0;
  max-width: 29em;
  font-size: 1rem;
  line-height: 1.75;
}

.visual-switcher {
  display: grid;
  grid-template-columns: minmax(11rem, 0.18fr) minmax(0, 1fr);
  gap: 1px;
  min-height: clamp(31rem, 66svh, 43rem);
  border: 1px solid rgba(247, 243, 234, 0.18);
  background: rgba(247, 243, 234, 0.18);
}

.visual-rail {
  display: grid;
  align-content: stretch;
  background: #191917;
}

.visual-rail button {
  appearance: none;
  display: flex;
  align-items: center;
  gap: 0.8rem;
  width: 100%;
  min-height: 4.8rem;
  padding: 1rem 0.95rem;
  border: 0;
  border-bottom: 1px solid rgba(247, 243, 234, 0.14);
  background: transparent;
  color: rgba(247, 243, 234, 0.58);
  font-family: var(--sans);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-align: left;
  text-transform: uppercase;
  cursor: pointer;
}

.visual-rail button:hover,
.visual-rail button.is-active {
  background: var(--canvas);
  color: var(--ink);
}

.visual-rail button span {
  font-family: var(--mono);
  font-size: 0.68rem;
  color: var(--clay);
}

.visual-stage {
  position: relative;
  min-width: 0;
  background: var(--canvas);
  overflow: hidden;
}

.visual-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(21rem, 0.38fr);
  min-height: 100%;
  color: var(--body);
}

.visual-panel[hidden] {
  display: none;
}

.visual-media {
  min-width: 0;
  background: #0f0f0d;
}

.visual-media img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: clamp(31rem, 66svh, 43rem);
  object-fit: cover;
  filter: saturate(0.86) contrast(1.03);
}

.visual-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 1rem;
  padding: clamp(1.4rem, 3vw, 2.6rem);
  border-left: 1px solid var(--hairline);
  background:
    linear-gradient(180deg, rgba(247, 243, 234, 0.75), var(--canvas) 45%),
    var(--canvas);
}

.panel-kicker {
  margin: 0 auto auto 0;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--clay-pressed);
}

.visual-copy h3 {
  margin: 0;
  max-width: 9em;
  font-family: var(--serif);
  font-size: clamp(1.9rem, 3.1vw, 3.2rem);
  font-weight: 400;
  line-height: 1.04;
  color: var(--ink);
}

.visual-copy p:not(.panel-kicker) {
  margin: 0;
  max-width: 27em;
  font-size: 1rem;
  line-height: 1.75;
}

.visual-copy a {
  align-self: flex-start;
  margin-top: 0.5rem;
  font-family: var(--sans);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-decoration: none;
  text-transform: uppercase;
  color: var(--clay-pressed);
}

.visual-copy a::after {
  content: " ->";
}

/* ============ Feature guide ============ */
.feature-guide {
  padding: clamp(2.4rem, 4.6vw, 4rem) 0;
  border-bottom: 1px solid var(--hairline);
  background: #eee7da;
}

.feature-guide-inner {
  display: grid;
  grid-template-columns: minmax(7rem, 0.18fr) minmax(0, 0.72fr) minmax(18rem, 0.5fr);
  gap: clamp(1.2rem, 4vw, 4rem);
  align-items: start;
}

.feature-guide .eyebrow {
  padding-top: 0.35rem;
}

.feature-guide h2 {
  margin: 0 0 0.75rem;
  max-width: 11em;
  font-family: var(--serif);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 400;
  line-height: 1.04;
  color: var(--ink);
}

.feature-guide p {
  margin: 0;
  max-width: 34em;
  font-size: 1rem;
  line-height: 1.78;
}

.guide-links {
  display: grid;
  border-top: 1px solid var(--ink);
}

.guide-links a {
  display: grid;
  grid-template-columns: 2.5rem minmax(0, 0.46fr) minmax(0, 1fr);
  gap: 0.8rem;
  align-items: baseline;
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--hairline);
  text-decoration: none;
}

.guide-links a:hover {
  color: var(--ink);
}

.guide-links span {
  font-family: var(--mono);
  font-size: 0.68rem;
  color: var(--clay-pressed);
}

.guide-links strong {
  font-family: var(--serif);
  font-size: 1.35rem;
  font-weight: 400;
  color: var(--ink);
}

.guide-links em {
  font-family: var(--sans);
  font-size: 0.78rem;
  font-style: normal;
  line-height: 1.55;
  color: var(--muted);
}

/* ============ Homepage section hub ============ */
.section-hub {
  padding: clamp(3.4rem, 6vw, 5.6rem) 0;
  border-bottom: 1px solid var(--hairline);
  background: var(--canvas);
}

.section-hub-head {
  display: grid;
  grid-template-columns: minmax(7rem, 0.18fr) minmax(0, 0.72fr) minmax(18rem, 0.5fr);
  gap: clamp(1.2rem, 4vw, 4rem);
  align-items: end;
  margin-bottom: clamp(1.8rem, 4vw, 3rem);
}

.section-hub-head .eyebrow {
  padding-bottom: 0.6rem;
}

.section-hub-head h2 {
  margin: 0;
  max-width: 11em;
  font-family: var(--serif);
  font-size: clamp(2.4rem, 5vw, 4.6rem);
  font-weight: 400;
  line-height: 0.98;
  color: var(--ink);
}

.section-hub-head p {
  margin: 0;
  max-width: 31em;
  font-size: 1rem;
  line-height: 1.78;
}

.hub-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: var(--hairline);
  border: 1px solid var(--hairline);
}

.hub-card {
  min-width: 0;
  display: grid;
  grid-template-rows: auto auto auto 1fr;
  gap: 0.75rem;
  min-height: 26rem;
  padding: 1rem;
  color: var(--body);
  background: var(--canvas);
  text-decoration: none;
}

.hub-card.large {
  grid-column: span 2;
}

.hub-card:hover {
  color: var(--body);
  background: #f0eadf;
}

.hub-card img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  filter: saturate(0.9) contrast(1.02);
}

.hub-card span {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--clay-pressed);
}

.hub-card strong {
  display: block;
  max-width: 13em;
  font-family: var(--serif);
  font-size: clamp(1.45rem, 2.2vw, 2.1rem);
  font-weight: 400;
  line-height: 1.12;
}

.hub-card em {
  align-self: end;
  max-width: 25em;
  font-family: var(--sans);
  font-size: 0.82rem;
  font-style: normal;
  line-height: 1.55;
  color: var(--muted);
}

/* ============ Section pages ============ */
.section-page {
  background: #f7f3ea;
}

.page-hero {
  position: relative;
  min-height: clamp(28rem, 72svh, 42rem);
  padding: clamp(5.5rem, 10vw, 7rem) 0 clamp(2rem, 4vw, 3rem);
  overflow: hidden;
  border-bottom: 0;
  background: #141413;
  color: #fffaf1;
}

.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(20, 20, 19, 0.78) 0%, rgba(20, 20, 19, 0.42) 48%, rgba(20, 20, 19, 0.2) 100%),
    linear-gradient(180deg, rgba(20, 20, 19, 0.18) 0%, rgba(20, 20, 19, 0.55) 100%);
  pointer-events: none;
}

.page-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 0.72fr) minmax(16rem, 0.42fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: end;
}

.page-hero-grid > img {
  display: none;
}

.page-hero.has-bg {
  background: #141413;
}

.page-hero.has-bg .page-hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.82) contrast(1.08) brightness(0.68);
}

.page-kicker {
  margin: 0 0 1.1rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #d9b58a;
}

.page-hero h1 {
  margin: 0 0 1.2rem;
  max-width: 10em;
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(3rem, 7vw, 6.5rem);
  line-height: 0.98;
  color: #fffaf1;
}

.page-hero p:not(.page-kicker) {
  max-width: 35em;
  font-size: clamp(1.05rem, 1.5vw, 1.25rem);
  line-height: 1.78;
  color: rgba(255, 250, 241, 0.82);
}

.page-hero img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
}

.page-body {
  padding: clamp(3rem, 6vw, 5.5rem) 0;
  background: #f7f3ea;
}

.page-layout {
  display: grid;
  grid-template-columns: minmax(10rem, 0.22fr) minmax(0, 1fr);
  gap: clamp(1.5rem, 5vw, 5rem);
  align-items: start;
}

.page-toc {
  position: sticky;
  top: 5.2rem;
  display: grid;
  gap: 0.7rem;
  font-family: var(--sans);
  font-size: 0.82rem;
}

.page-toc a {
  text-decoration: none;
  color: var(--muted);
}

.page-toc a:hover {
  color: var(--ink);
}

.story-block {
  display: grid;
  grid-template-columns: minmax(0, 0.55fr) minmax(0, 1fr);
  gap: clamp(1.2rem, 4vw, 4rem);
  padding: clamp(2rem, 4vw, 3.5rem) 0;
  border-top: 1px solid var(--hairline);
}

.story-block:first-child {
  padding-top: 0;
  border-top: 0;
}

.story-block h2 {
  margin: 0;
  max-width: 10em;
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(2rem, 4vw, 3.5rem);
  line-height: 1.03;
  color: var(--ink);
}

.story-block p,
.story-block li {
  max-width: 40em;
  font-size: 1.04rem;
  line-height: 1.82;
}

.story-block p {
  margin: 0 0 1rem;
}

.story-block ul {
  margin: 0;
  padding-left: 1.2rem;
}

.page-next {
  padding: clamp(2.5rem, 5vw, 4rem) 0;
  border-top: 1px solid var(--ink);
}

.page-next-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--hairline);
  border: 1px solid var(--hairline);
}

.page-next-grid a {
  display: block;
  padding: 1.2rem;
  background: var(--canvas);
  text-decoration: none;
}

.page-next-grid span {
  display: block;
  margin-bottom: 0.45rem;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--clay-pressed);
}

.page-next-grid strong {
  font-family: var(--serif);
  font-size: clamp(1.4rem, 2vw, 2rem);
  font-weight: 400;
}

.chapter {
  padding: clamp(4.2rem, 7vw, 6.6rem) 0;
}

.chapter.tint {
  background: rgba(238, 231, 218, 0.72);
}

.chapter > .container {
  display: grid;
  grid-template-columns: minmax(7.5rem, 0.22fr) minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 5rem);
}

.chapter > .container > * {
  grid-column: 2;
}

.chapter-head {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: minmax(7.5rem, 0.22fr) minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 5rem);
  max-width: none;
  margin-bottom: clamp(2rem, 4vw, 3.4rem);
}

.chapter-head .eyebrow {
  grid-column: 1;
  padding-top: 0.45rem;
}

.chapter-head h2,
.chapter-head .lede {
  grid-column: 2;
}

.chapter h2 {
  max-width: 12.8em;
  font-size: clamp(2.15rem, 4.6vw, 4.35rem);
  line-height: 0.99;
  letter-spacing: 0;
}

.chapter .lede {
  max-width: 38em;
  font-size: clamp(1.1rem, 1.4vw, 1.28rem);
  line-height: 1.74;
}

.chapter h3 {
  margin: 3rem 0 0.85rem;
  font-size: 1.03rem;
  letter-spacing: 0.02em;
}

.chapter h4 {
  margin-top: 1.45rem;
}

.chapter p,
.chapter li {
  max-width: 39em;
  font-size: 1.02rem;
  line-height: 1.82;
}

.chapter ul,
.chapter ol {
  max-width: 39em;
}

.split {
  grid-template-columns: minmax(0, 39rem) minmax(17rem, 24rem);
  gap: clamp(2rem, 4vw, 4.5rem);
}

.split > aside {
  top: 5.2rem;
}

.atlas-figure {
  margin: 2rem 0 3rem;
  border: 0;
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
  background: transparent;
}

.atlas-figure.wide {
  margin-bottom: 3rem;
}

.atlas-figure img {
  aspect-ratio: 16 / 8.5;
}

.atlas-figure figcaption {
  grid-template-columns: minmax(7rem, 0.25fr) minmax(0, 0.62fr) minmax(0, 0.85fr);
  padding: 0.9rem 0;
}

.quote-band {
  margin: 2rem 0;
  padding: 1.8rem 0;
}

.quote-band blockquote {
  max-width: 18em;
  font-size: clamp(1.35rem, 2.5vw, 2rem);
}

.quote-band cite {
  max-width: 34em;
  line-height: 1.6;
}

.manufacturing-map,
.stat-row,
.card-grid,
.voice-grid,
.people-grid,
.dodont {
  gap: 1px;
  background: var(--hairline);
  border: 1px solid var(--hairline);
}

.m-step,
.stat,
.p-card,
.voice,
.person,
.dodont .col {
  border: 0;
  border-radius: 0;
  background: var(--canvas);
}

.p-card.oat,
.p-card.cactus,
.p-card.heather,
.p-card.manilla,
.p-card.coral,
.voice.critic,
.dodont .do,
.dodont .dont {
  background: var(--canvas);
}

.p-card,
.person,
.voice,
.dodont .col {
  padding: 1.15rem 1.05rem;
}

.p-card h4,
.person h4 {
  font-size: 0.9rem;
}

.p-card p,
.person p {
  font-size: 0.92rem;
  line-height: 1.65;
}

.stat-row {
  margin: 2.2rem 0 2.8rem;
  border-left: 0;
  border-right: 0;
}

.stat {
  padding: 1.25rem 1rem 1.15rem;
}

.stat .n {
  font-size: clamp(1.7rem, 3.1vw, 2.65rem);
}

.chapter-bridge {
  padding: clamp(1.9rem, 4vw, 3.2rem) 0;
  background: #141413;
  color: rgba(247, 243, 234, 0.72);
}

.chapter-bridge-inner {
  grid-template-columns: minmax(6rem, 0.2fr) minmax(0, 0.56fr) minmax(0, 0.76fr);
  align-items: start;
}

.bridge-label {
  color: var(--clay);
}

.bridge-title {
  max-width: 12em;
  color: var(--canvas);
  font-size: clamp(1.35rem, 2.35vw, 2rem);
}

.chapter-bridge p:last-child {
  max-width: 34em;
  color: rgba(247, 243, 234, 0.7);
  font-size: 0.98rem;
  line-height: 1.72;
}

.table-wrap {
  border-top: 1px solid var(--ink);
}

th,
td {
  padding-top: 0.72rem;
  padding-bottom: 0.72rem;
}

.timeline {
  border-top-color: var(--ink);
}

details {
  max-width: 48rem;
}

@media (max-width: 1024px) {
  .hero {
    min-height: auto;
  }

  .hero .container {
    grid-template-columns: 1fr;
  }

  .hero-eyebrow,
  .hero h1,
  .hero-sub,
  .hero-actions,
  .hero-meta,
  .hero-figure {
    grid-column: 1;
  }

  .hero-figure {
    grid-row: auto;
    min-height: 0;
  }

  .hero-figure img {
    height: auto;
    aspect-ratio: 16 / 9;
  }

  .chapter > .container,
  .chapter-head,
  .section-row {
    grid-template-columns: 1fr;
  }

  .chapter > .container > *,
  .chapter-head,
  .chapter-head .eyebrow,
  .chapter-head h2,
  .chapter-head .lede {
    grid-column: 1;
  }

  .act-card,
  .act-card.terminal {
    grid-template-columns: minmax(4rem, 0.18fr) minmax(0, 1fr);
  }

  .act-card p,
  .act-link {
    grid-column: 2;
    justify-self: start;
  }

  .visual-index-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .visual-story-head,
  .visual-switcher,
  .visual-panel {
    grid-template-columns: 1fr;
  }

  .visual-story-head .eyebrow,
  .visual-story-head h2,
  .visual-story-head p:last-child {
    grid-column: 1;
    grid-row: auto;
  }

  .visual-switcher {
    min-height: 0;
  }

  .visual-rail {
    display: flex;
    overflow-x: auto;
    scrollbar-width: none;
  }

  .visual-rail::-webkit-scrollbar {
    display: none;
  }

  .visual-rail button {
    flex: 0 0 11rem;
    min-height: 4.2rem;
    border-right: 1px solid rgba(247, 243, 234, 0.14);
    border-bottom: 0;
  }

  .visual-media img {
    height: auto;
    min-height: 0;
    aspect-ratio: 16 / 10;
  }

  .visual-copy {
    border-left: 0;
    border-top: 1px solid var(--hairline);
  }

  .feature-guide-inner {
    grid-template-columns: 1fr;
  }

  .section-hub-head,
  .page-hero-grid,
  .page-layout,
  .story-block {
    grid-template-columns: 1fr;
  }

  .page-toc {
    position: static;
    display: flex;
    gap: 1rem;
    overflow-x: auto;
    padding-bottom: 0.7rem;
    border-bottom: 1px solid var(--hairline);
  }

  .hub-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hub-card.large {
    grid-column: auto;
  }
}

@media (max-width: 720px) {
  body {
    background: var(--canvas);
    font-size: 1rem;
  }

  .topnav-inner {
    height: 3.6rem;
    gap: 0.8rem;
  }

  .topnav .btn-primary {
    margin-left: auto;
  }

  .topnav-links {
    display: none;
  }

  .nav-toggle {
    display: grid;
    margin-left: auto;
  }

  .mobile-menu {
    position: fixed;
    top: 3.6rem;
    left: 0;
    right: 0;
    z-index: 49;
    display: none;
    padding: 0.7rem 1.25rem 1rem;
    border-bottom: 1px solid var(--hairline);
    background: var(--canvas);
    box-shadow: 0 1rem 2rem rgba(20, 20, 19, 0.08);
  }

  .menu-open .mobile-menu {
    display: grid;
  }

  .mobile-menu a {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--hairline);
    font-family: var(--serif);
    font-size: 1.55rem;
    text-decoration: none;
  }

  .hero {
    padding-top: 2.6rem;
  }

  .hero h1 {
    order: 2;
    font-size: clamp(2.35rem, 10.8vw, 3.65rem);
    line-height: 1.04;
  }

  .hero-eyebrow {
    order: 1;
  }

  .hero-figure {
    order: 3;
    margin: 0 0 1.2rem;
  }

  .hero-sub {
    order: 4;
  }

  .hero-sub {
    font-size: 1.03rem;
  }

  .hero-actions {
    order: 5;
  }

  .hero-meta {
    order: 6;
  }

  .prologue-inner {
    grid-template-columns: 1fr;
  }

  .prologue-copy p {
    font-size: 1.05rem;
    line-height: 1.78;
  }

  .section-row h2,
  .chapter h2 {
    font-size: clamp(2rem, 10vw, 3rem);
  }

  .section-row {
    grid-template-columns: 1fr;
    gap: 1rem;
    margin-bottom: 1.6rem;
  }

  .section-row h2,
  .section-row p:last-child {
    max-width: none;
  }

  .act-card,
  .act-card.terminal {
    grid-template-columns: 1fr;
    gap: 0.45rem;
    padding: 1.1rem 0;
  }

  .act-card p,
  .act-link {
    grid-column: 1;
  }

  .act-card h3 {
    margin-top: 0;
  }

  .visual-index-grid {
    grid-template-columns: 1fr;
    margin-left: 0;
    margin-right: 0;
    overflow: visible;
  }

  .visual-index-grid a:first-child {
    grid-column: auto;
  }

  .visual-story {
    padding: 2.5rem 0;
  }

  .visual-story-shell {
    padding: 0 1rem;
  }

  .visual-story-head h2 {
    max-width: none;
    font-size: clamp(2.15rem, 10vw, 3.25rem);
    line-height: 1.03;
  }

  .visual-story-head p:last-child {
    font-size: 0.96rem;
  }

  .visual-switcher {
    display: block;
    margin-left: 0;
    margin-right: 0;
    border: 0;
    background: transparent;
  }

  .visual-rail {
    display: none;
  }

  .visual-stage {
    background: transparent;
  }

  .visual-panel,
  .visual-panel[hidden] {
    display: block !important;
    border-top: 1px solid rgba(247, 243, 234, 0.18);
    background: var(--canvas);
  }

  .visual-media img {
    width: 100%;
    height: auto;
    min-height: 0;
    aspect-ratio: 16 / 10;
  }

  .visual-copy {
    padding: 1.15rem 1.2rem 2rem;
    border-top: 1px solid var(--hairline);
    background: var(--canvas);
  }

  .visual-copy h3 {
    max-width: none;
    font-size: clamp(1.85rem, 8.4vw, 2.55rem);
    line-height: 1.08;
  }

  .visual-copy p:not(.panel-kicker) {
    max-width: none;
    font-size: 0.98rem;
    line-height: 1.75;
  }

  .feature-guide {
    padding: 2.1rem 0;
  }

  .feature-guide h2 {
    max-width: none;
    font-size: clamp(1.95rem, 9vw, 2.65rem);
  }

  .section-hub {
    padding: 2.6rem 0;
  }

  .section-hub-head {
    grid-template-columns: 1fr;
    gap: 0.9rem;
  }

  .section-hub-head h2 {
    max-width: none;
    font-size: clamp(2.15rem, 10vw, 3.25rem);
  }

  .section-hub-head p {
    font-size: 0.96rem;
  }

  .hub-grid,
  .page-next-grid {
    grid-template-columns: 1fr;
  }

  .hub-card {
    min-height: auto;
    padding: 0.9rem;
  }

  .hub-card img {
    aspect-ratio: 16 / 9;
  }

  .hub-card strong {
    max-width: none;
    font-size: 1.55rem;
  }

  .page-hero {
    padding: 2.5rem 0 2.8rem;
  }

  .page-hero h1 {
    max-width: none;
    font-size: clamp(2.65rem, 13vw, 4.4rem);
  }

  .page-hero img {
    aspect-ratio: 16 / 10;
  }

  .story-block {
    gap: 1rem;
  }

  .story-block h2 {
    max-width: none;
    font-size: clamp(2rem, 9vw, 2.85rem);
  }

  .story-block p,
  .story-block li {
    font-size: 1rem;
  }

  .feature-guide p {
    font-size: 0.96rem;
  }

  .guide-links {
    margin-top: 0.3rem;
  }

  .guide-links a {
    grid-template-columns: 2rem minmax(0, 1fr);
    gap: 0.2rem 0.75rem;
    padding: 0.9rem 0;
  }

  .guide-links em {
    grid-column: 2;
  }

  .atlas-figure img,
  .visual-index-grid img,
  .visual-index-grid a:first-child img {
    aspect-ratio: 4 / 3;
  }

  .atlas-figure figcaption,
  .chapter-bridge-inner {
    grid-template-columns: 1fr;
  }

  .split {
    gap: 1.5rem;
  }
}

/* ============ v1.7 homepage: Aman calm + Anthropic editorial ============ */
.home-lite {
  background: #f7f3ea;
}

/* --- Aman-style nav (home + section pages) --- */
.home-lite .topnav,
.section-page .topnav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 60;
  background: transparent;
  border-bottom: 1px solid transparent;
  backdrop-filter: none;
  transition:
    background 420ms ease,
    border-color 420ms ease,
    backdrop-filter 420ms ease;
}

.home-lite .topnav.is-scrolled,
.section-page .topnav.is-scrolled {
  background: rgba(247, 243, 234, 0.92);
  border-bottom-color: rgba(20, 20, 19, 0.1);
  backdrop-filter: blur(16px);
}

.nav-menu-label {
  display: none;
  padding: 0;
  border: 0;
  background: transparent;
  color: inherit;
  font-family: var(--sans);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  cursor: pointer;
}

.nav-archive-cta {
  padding: 0.55rem 1.15rem;
  border: 1px solid currentColor;
  color: inherit;
  font-family: var(--sans);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  transition: background 200ms ease, color 200ms ease;
}

.nav-archive-cta:hover {
  background: currentColor;
  color: #151411;
}

.home-lite .topnav.is-over-hero .wordmark,
.home-lite .topnav.is-over-hero .topnav-links a,
.home-lite .topnav.is-over-hero .nav-menu-label,
.home-lite .topnav.is-over-hero .nav-archive-cta,
.section-page .topnav:not(.is-scrolled) .wordmark,
.section-page .topnav:not(.is-scrolled) .topnav-links a,
.section-page .topnav:not(.is-scrolled) .nav-archive-cta {
  color: #fffaf1;
}

.home-lite .topnav.is-over-hero .topnav-links a:hover,
.section-page .topnav:not(.is-scrolled) .topnav-links a:hover {
  color: #d9b58a;
  border-bottom-color: #d9b58a;
}

.home-lite .topnav.is-scrolled .wordmark,
.home-lite .topnav.is-scrolled .topnav-links a,
.home-lite .topnav.is-scrolled .nav-menu-label,
.home-lite .topnav.is-scrolled .nav-archive-cta,
.section-page .topnav.is-scrolled .wordmark,
.section-page .topnav.is-scrolled .topnav-links a,
.section-page .topnav.is-scrolled .nav-archive-cta {
  color: var(--ink);
}

.home-lite .topnav-inner,
.section-page .topnav-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  gap: 1rem;
  min-height: 4rem;
}

.topnav-start {
  grid-column: 1;
  justify-self: start;
  display: flex;
  align-items: center;
}

.topnav-end {
  grid-column: 3;
  justify-self: end;
  display: flex;
  align-items: center;
}

.home-lite .wordmark,
.section-page .wordmark {
  grid-column: 2;
  justify-self: center;
  font-family: var(--serif);
  font-size: clamp(1rem, 1.6vw, 1.15rem);
  font-weight: 400;
  letter-spacing: 0.04em;
  text-decoration: none;
  color: inherit;
}

.nav-menu-label {
  display: none;
  grid-column: 1;
  justify-self: start;
}

.home-lite .topnav-links,
.section-page .topnav-links {
  display: flex;
  justify-content: flex-start;
  gap: clamp(0.95rem, 2.4vw, 2.1rem);
  margin: 0;
}

.home-lite .topnav-links a,
.section-page .topnav-links a {
  font-size: 0.72rem;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: inherit;
  border-bottom: 1px solid transparent;
}

.home-lite .topnav-links a:hover,
.home-lite .topnav-links a.active,
.section-page .topnav-links a:hover {
  color: inherit;
  border-bottom-color: currentColor;
}

.home-lite main,
.section-page main {
  padding-top: 0;
}

.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 55;
  display: grid;
  place-items: stretch;
  padding: 0;
  background: rgba(20, 20, 19, 0.42);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 320ms ease, visibility 320ms ease;
}

.menu-open .mobile-menu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.mobile-menu-panel {
  display: grid;
  align-content: start;
  gap: 0.35rem;
  width: min(28rem, 100%);
  height: 100%;
  padding: clamp(1.2rem, 4vw, 2rem);
  background: #151411;
  color: #fffaf1;
  transform: translateX(-100%);
  transition: transform 420ms cubic-bezier(0.22, 1, 0.36, 1);
}

.menu-open .mobile-menu-panel {
  transform: translateX(0);
}

.mobile-menu-close {
  justify-self: start;
  margin-bottom: 2rem;
  padding: 0;
  border: 0;
  background: transparent;
  color: rgba(255, 250, 241, 0.72);
  font-family: var(--sans);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  cursor: pointer;
}

.mobile-menu-kicker {
  margin: 0 0 1.5rem;
  color: #d9b58a;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.mobile-menu a {
  padding: 0.85rem 0;
  border-bottom: 1px solid rgba(255, 250, 241, 0.14);
  color: #fffaf1;
  font-family: var(--serif);
  font-size: clamp(1.65rem, 5vw, 2.35rem);
  font-weight: 400;
  line-height: 1.05;
  text-decoration: none;
}

.mobile-menu-archive {
  margin-top: 1.5rem;
  border: 1px solid rgba(255, 250, 241, 0.42) !important;
  padding: 1rem 1.2rem !important;
  font-family: var(--sans) !important;
  font-size: 0.72rem !important;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero-scroll-cue {
  position: absolute;
  left: 50%;
  bottom: clamp(1.2rem, 3vw, 2rem);
  z-index: 2;
  display: grid;
  gap: 0.55rem;
  justify-items: center;
  color: rgba(255, 250, 241, 0.72);
  font-family: var(--sans);
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  text-decoration: none;
  transform: translateX(-50%);
}

.hero-scroll-cue::after {
  content: "";
  width: 1px;
  height: 2.4rem;
  background: linear-gradient(180deg, rgba(255, 250, 241, 0.72), rgba(255, 250, 241, 0));
  animation: scroll-cue 2.2s ease-in-out infinite;
}

@keyframes scroll-cue {
  0%, 100% { transform: translateY(0); opacity: 0.35; }
  50% { transform: translateY(0.55rem); opacity: 1; }
}

.home-editorial {
  padding: clamp(3.5rem, 7vw, 6.5rem) 0;
  background: #f7f3ea;
}

.home-editorial-head {
  display: grid;
  gap: 0.85rem;
  margin-bottom: clamp(1.8rem, 4vw, 3rem);
}

.home-editorial-head .eyebrow {
  margin: 0;
  color: var(--clay-pressed);
}

.home-editorial-head h2 {
  margin: 0;
  max-width: 12em;
  font-family: var(--serif);
  font-size: clamp(2.4rem, 5vw, 4.8rem);
  font-weight: 400;
  line-height: 0.98;
  color: var(--ink);
}

.editorial-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(0.85rem, 1.8vw, 1.25rem);
}

.editorial-card {
  position: relative;
  display: grid;
  align-content: end;
  min-height: clamp(24rem, 38vw, 34rem);
  padding: clamp(1rem, 2vw, 1.5rem);
  overflow: hidden;
  color: #fffaf1;
  text-decoration: none;
  isolation: isolate;
}

.editorial-card img {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.84) contrast(1.06);
  transition: transform 900ms cubic-bezier(0.22, 1, 0.36, 1), filter 900ms ease;
}

.editorial-card::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(180deg, rgba(20, 20, 19, 0.08) 0%, rgba(20, 20, 19, 0.52) 58%, rgba(20, 20, 19, 0.82) 100%);
}

.editorial-card:hover img {
  transform: scale(1.04);
  filter: saturate(0.92) contrast(1.08) brightness(1.03);
}

.editorial-card-copy {
  display: grid;
  gap: 0.65rem;
}

.editorial-card-copy span {
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255, 250, 241, 0.68);
}

.editorial-card-copy strong {
  max-width: 11em;
  font-family: var(--serif);
  font-size: clamp(1.45rem, 2.2vw, 2rem);
  font-weight: 400;
  line-height: 1.04;
  color: #fffaf1;
}

.editorial-card-copy em {
  max-width: 24em;
  font-style: normal;
  font-size: 0.95rem;
  line-height: 1.65;
  color: rgba(255, 250, 241, 0.76);
}

.editorial-card-copy i {
  margin-top: 0.35rem;
  font-family: var(--sans);
  font-size: 0.68rem;
  font-style: normal;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #d9b58a;
}

.home-statement {
  padding: clamp(3rem, 7vw, 6rem) 0;
  background: #ebe4d6;
  border-top: 1px solid rgba(20, 20, 19, 0.08);
  border-bottom: 1px solid rgba(20, 20, 19, 0.08);
}

.home-statement-inner {
  display: grid;
  gap: 1.35rem;
  max-width: 52rem;
}

.home-statement blockquote {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(2rem, 4.8vw, 4.2rem);
  font-weight: 400;
  line-height: 1.02;
  color: var(--ink);
}

.home-statement p {
  margin: 0;
  max-width: 36em;
  font-size: clamp(1rem, 1.35vw, 1.15rem);
  line-height: 1.82;
  color: #514d45;
}

.reveal {
  opacity: 0;
  transform: translateY(1.4rem);
  transition:
    opacity 700ms cubic-bezier(0.22, 1, 0.36, 1),
    transform 700ms cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

.home-lite .topnav-inner {
  min-height: 4rem;
}

.home-lite .topnav-links a {
  font-size: 0.72rem;
  letter-spacing: 0.11em;
}

.home-hero {
  position: relative;
  min-height: 100svh;
  padding: 0;
  overflow: hidden;
  border: 0;
  background: #141413;
  color: #faf7ee;
}

.home-hero,
.home-hero-inner {
  box-sizing: border-box;
}

.home-hero-bg,
.home-hero-shade {
  position: absolute;
  inset: 0;
}

.home-hero-bg {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.82) contrast(1.08) brightness(0.72);
  transform: scale(1.015);
}

.home-hero-shade {
  background:
    linear-gradient(90deg, rgba(20, 20, 19, 0.74) 0%, rgba(20, 20, 19, 0.44) 44%, rgba(20, 20, 19, 0.18) 100%),
    linear-gradient(180deg, rgba(20, 20, 19, 0.14) 0%, rgba(20, 20, 19, 0.22) 48%, rgba(20, 20, 19, 0.58) 100%);
}

.home-hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  align-content: end;
  align-items: end;
  min-height: inherit;
  padding-top: clamp(3.6rem, 6vw, 5rem);
  padding-bottom: clamp(1.4rem, 3vw, 2.7rem);
}

.home-lite .hero .home-hero-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  align-content: end;
  align-items: end;
}

.home-hero-copy {
  max-width: min(55rem, 92vw);
}

.home-lite .hero-eyebrow {
  margin-bottom: 1.1rem;
  color: rgba(250, 247, 238, 0.72);
  letter-spacing: 0.14em;
}

.home-lite .hero h1 {
  max-width: 13.2ch;
  margin: 0;
  color: #fffaf1;
  font-size: clamp(3.1rem, 7.45vw, 7.6rem);
  line-height: 0.91;
  text-wrap: balance;
}

.home-lite .hero-sub {
  max-width: 43rem;
  margin-top: clamp(1.2rem, 2vw, 1.8rem);
  color: rgba(255, 250, 241, 0.82);
  font-size: clamp(1rem, 1.45vw, 1.18rem);
  line-height: 1.86;
}

.home-lite .hero-actions {
  margin-top: clamp(1.4rem, 2.5vw, 2.1rem);
}

.home-lite .hero-actions .btn-primary,
.home-lite .hero-actions .btn-ghost {
  border: 1px solid rgba(255, 250, 241, 0.62);
  color: #fffaf1;
}

.home-lite .hero-actions .btn-primary {
  background: #fffaf1;
  color: #151411;
}

.home-lite .hero-actions .btn-primary:hover {
  background: #e7d8bd;
  color: #151411;
}

.home-lite .hero-actions .btn-ghost {
  background: rgba(20, 20, 19, 0.18);
}

.home-lite .hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem 1.25rem;
  margin: clamp(2.5rem, 5vw, 4.8rem) 0 0;
  color: rgba(255, 250, 241, 0.68);
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.home-lite .section-hub {
  padding: clamp(3.2rem, 7vw, 6.6rem) 0 clamp(3rem, 6vw, 5.5rem);
  border-bottom: 0;
  background: #f7f3ea;
}

.home-lite .section-hub-head {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(18rem, 0.48fr);
  align-items: end;
  gap: clamp(1.4rem, 6vw, 6rem);
  margin-bottom: clamp(1.4rem, 4vw, 3.2rem);
}

.home-lite .section-hub-head .eyebrow {
  grid-column: 1 / -1;
  padding: 0;
  color: var(--clay-pressed);
}

.home-lite .section-hub-head h2 {
  max-width: 12em;
  font-size: clamp(2.55rem, 5.4vw, 5.8rem);
  line-height: 0.95;
  letter-spacing: 0;
}

.home-lite .section-hub-head p {
  max-width: 29em;
  color: #514d45;
  font-size: clamp(1rem, 1.35vw, 1.16rem);
  line-height: 1.78;
}

.home-lite .hub-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: clamp(0.8rem, 1.6vw, 1.25rem);
  border: 0;
  background: transparent;
}

.home-lite .hub-card {
  position: relative;
  grid-column: span 4;
  grid-template-rows: auto 1fr auto;
  align-content: end;
  gap: 0.75rem;
  min-height: clamp(24rem, 31vw, 35rem);
  padding: clamp(1rem, 2.2vw, 1.7rem);
  overflow: hidden;
  border: 1px solid rgba(20, 20, 19, 0.12);
  background: #141413;
  color: #fffaf1;
  isolation: isolate;
}

.home-lite .hub-card.large {
  grid-column: span 8;
}

.home-lite .hub-card::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(180deg, rgba(20, 20, 19, 0.03) 0%, rgba(20, 20, 19, 0.38) 54%, rgba(20, 20, 19, 0.78) 100%);
}

.home-lite .hub-card img {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  aspect-ratio: auto;
  object-fit: cover;
  filter: saturate(0.86) contrast(1.08);
  transition: transform 700ms ease, filter 700ms ease;
}

.home-lite .hub-card:hover {
  color: #fffaf1;
  background: #141413;
}

.home-lite .hub-card:hover img {
  filter: saturate(0.94) contrast(1.12) brightness(1.04);
  transform: scale(1.045);
}

.home-lite .hub-card span {
  align-self: start;
  width: fit-content;
  padding-bottom: 0.45rem;
  border-bottom: 1px solid rgba(255, 250, 241, 0.55);
  color: rgba(255, 250, 241, 0.82);
}

.home-lite .hub-card strong {
  align-self: end;
  max-width: 12.5em;
  color: #fffaf1;
  font-size: clamp(1.65rem, 2.7vw, 3rem);
  line-height: 1.02;
  text-wrap: balance;
}

.home-lite .hub-card em {
  max-width: 24em;
  color: rgba(255, 250, 241, 0.75);
}

.home-archive {
  padding: clamp(2.8rem, 6vw, 5rem) 0;
  background: #151411;
  color: #f7f3ea;
}

.home-archive-inner {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(18rem, 0.52fr);
  gap: clamp(1.5rem, 5vw, 5rem);
  align-items: center;
}

.home-archive .eyebrow {
  color: #d9b58a;
}

.home-archive h2 {
  max-width: 10.5em;
  margin: 0 0 1rem;
  color: #fffaf1;
  font-family: var(--serif);
  font-size: clamp(2.15rem, 4.6vw, 4.6rem);
  font-weight: 400;
  line-height: 0.98;
}

.home-archive p {
  max-width: 34em;
  margin: 0;
  color: rgba(247, 243, 234, 0.72);
  line-height: 1.85;
}

.home-archive-links {
  display: grid;
  border-top: 1px solid rgba(247, 243, 234, 0.22);
}

.home-archive-links a {
  display: grid;
  grid-template-columns: 5.5rem minmax(0, 1fr);
  gap: 1rem;
  padding: 1.15rem 0;
  border-bottom: 1px solid rgba(247, 243, 234, 0.22);
  color: #fffaf1;
  text-decoration: none;
}

.home-archive-links span {
  color: rgba(247, 243, 234, 0.52);
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.home-archive-links strong {
  font-family: var(--serif);
  font-size: clamp(1.35rem, 2vw, 1.75rem);
  font-weight: 400;
}

.home-archive-links a:hover strong {
  color: #d9b58a;
}

.home-lite:not(.show-archive) .visual-story,
.home-lite:not(.show-archive) .feature-guide,
.home-lite:not(.show-archive) .prologue,
.home-lite:not(.show-archive) .reading-route,
.home-lite:not(.show-archive) .visual-index,
.home-lite:not(.show-archive) .chapter,
.home-lite:not(.show-archive) .chapter-bridge {
  display: none;
}

.home-lite:not(.show-archive) .site-footer {
  padding: 2rem 0;
}

.home-lite:not(.show-archive) .footer-top {
  grid-template-columns: 1fr;
  gap: 1rem;
}

.home-lite:not(.show-archive) .site-footer .footer-col {
  display: none;
}

@media (max-width: 1024px) {
  .home-lite .section-hub-head,
  .home-archive-inner {
    grid-template-columns: 1fr;
  }

  .home-lite .hub-card,
  .home-lite .hub-card.large {
    grid-column: span 6;
  }
}

@media (max-width: 720px) {
  .home-lite .topnav-inner {
    min-height: 3.7rem;
  }

  .home-hero {
    min-height: clamp(31rem, 72svh, 38rem);
  }

  .home-hero-shade {
    background:
      linear-gradient(180deg, rgba(20, 20, 19, 0.24) 0%, rgba(20, 20, 19, 0.42) 42%, rgba(20, 20, 19, 0.78) 100%);
  }

  .home-hero-inner {
    padding-top: 3.4rem;
    padding-bottom: 1rem;
  }

  .home-lite .hero h1 {
    max-width: 11.5ch;
    font-size: clamp(2.75rem, 13.2vw, 3.8rem);
    line-height: 0.94;
  }

  .home-lite .hero-sub {
    max-width: 22rem;
    font-size: 0.94rem;
    line-height: 1.68;
  }

  .home-lite .hero-meta {
    margin-top: 1.15rem;
    font-size: 0.62rem;
  }

  .home-lite .hero-actions {
    align-items: stretch;
  }

  .home-lite .hero-actions a {
    justify-content: center;
    text-align: center;
  }

  .home-lite .section-hub {
    padding: 2.6rem 0 2.8rem;
  }

  .home-lite .section-hub-head h2 {
    font-size: clamp(2.35rem, 12vw, 3.7rem);
  }

  .home-lite .hub-grid {
    grid-template-columns: 1fr;
    gap: 0.85rem;
  }

  .home-lite .hub-card,
  .home-lite .hub-card.large {
    grid-column: auto;
    min-height: 21.5rem;
  }

  .home-lite .hub-card strong {
    max-width: none;
    font-size: clamp(1.75rem, 8vw, 2.45rem);
  }

  .home-archive {
    padding: 2.4rem 0;
  }

  .home-archive-links a {
    grid-template-columns: 1fr;
    gap: 0.35rem;
  }

  .editorial-grid {
    grid-template-columns: 1fr;
  }

  .editorial-card {
    min-height: 21rem;
  }

  .home-statement blockquote {
    font-size: clamp(1.85rem, 9vw, 2.8rem);
  }
}

@media (max-width: 1024px) {
  .editorial-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 900px) {
  .home-lite .topnav-start,
  .section-page .topnav-start {
    display: none;
  }

  .nav-menu-label {
    display: block;
  }

  .nav-archive-cta {
    display: none;
  }

  .home-lite .topnav-inner,
  .section-page .topnav-inner {
    grid-template-columns: auto 1fr auto;
  }

  .home-lite .wordmark,
  .section-page .wordmark {
    grid-column: 2;
    justify-self: center;
  }

  .topnav-end {
    display: none;
  }

  .home-lite .mobile-menu,
  .section-page .mobile-menu {
    display: grid !important;
    top: 0;
    border: 0;
    box-shadow: none;
    background: rgba(20, 20, 19, 0.42);
    padding: 0;
  }

  .page-hero-grid {
    grid-template-columns: 1fr;
  }

  .page-hero {
    min-height: clamp(24rem, 68svh, 34rem);
  }
}